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Can there be Life in the Environment of Titan?

Titan is Saturn’s largest moon and the second largest in the solar (1) ____________ (after Ganymede of Jupiter). It is the only moon in the solar system with clouds and a dense, planet-like (2) _____________. Scientists believe that (3) _________on Titan are similar to Earth's early years. The main (4) ___________is that, because it is closer to the sun, Earth has always been warmer. Titan's atmosphere is very cold, from -200 degrees to -179 degrees Celsius!

In the atmosphere there are layers of (5) ___________composed of complex molecules such as methane. There also may be an (6) ____________of methane, or perhaps a liquid water layer inside the moon. This type of environment, except for the cold, is the (7) ___________of environment in which scientists think (8) __________began.